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2009 Confidence Interval Detail
075/Fayette
075-902/La Grange ISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 76,877,265 0.9417 81,636,684 15 1,123 .028720757
A 77,073,400 0.9528 80,891,478 20 646 .025747050
A 78,784,010 0.9698 81,237,379 14 477 .006950320
A 79,722,430 1.0054 79,294,241 13 289 .015496794
D3 263,962,422 0.9846 268,091,024 20 7,222 .043626513
F1 19,713,256 1.0611 18,578,132 7 199 .004244459
F1 19,723,650 0.9647 20,445,372 6 81 .013062705
F1 21,820,900 0.9508 22,950,042 6 33 .009517586
F1 19,042,060 1.0299 18,489,232 4 10 .003453662
G1 36,027,959 0.9134 39,443,791 15 135 .135349596
G1 36,494,150 0.9419 38,745,249 12 54 .033349845
G1 36,377,380 1.0838 33,564,661 10 26 .022222214
G1 34,441,190 1.0768 31,984,760 6 9 .008133898
Random Totals: 800,060,072   815,352,045 148 10,304  
Catg J Exception Values: 14,211,620   14,875,879      
Catg D1 Exception Values: 14,141,239   17,334,219      
Total Test Values (4): 828,412,931   847,562,143      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 42,378,107

Confidence Interval Values (5)

State Lower Limit: 805,184,036 (State Test Value minus Margin of Error Percent)
Local Test Value: 828,412,931 (Within Confidence Interval)
State Upper Limit: 889,940,250 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 921,898,306 (See ISD Summary Worksheet)

Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories

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